For those annoying times when you've already walked away from the desk before realizing you meant to put your Mac to sleep: Use your Apple remote to zap it to sleep from across the room by holding down the Play/Pause button. After about 2 seconds of holding it, you'll see your Mac display some sleepy Z's on the screen before getting comfy and passing out. Photo by Yoshinori Koseki. [Finer Things In Mac]